$90+ Cheap flights from San Jose, CA (SJC) to Key Largo, FL
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — MIA
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from San Jose to Key Largo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Jose to Key Largo
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Cheapest flights from San Jose to Key LargoExplore the most affordable flight options available from San Jose to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from San Jose to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Mon 4/208:42 am
MIA
- SJC
1 stop12h 20m
Frontier
Deal found 2/3![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:57 pm
SJC
- MIA
1 stop9h 35m
Multiple Airlines
Mon 4/208:42 am
MIA
- SJC
2 stops13h 43m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$232
This Orbitz deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Mon 4/278:42 am
MIA
- SJC
1 stop12h 20m
Frontier
Deal found 2/2![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Sun 4/1911:34 am
MIA
- SJC
2 stops33h 28m
Frontier
Deal found 2/3![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:36 pm
SJC
- MIA
2 stops13h 13m
Frontier
Mon 4/208:42 am
MIA
- SJC
1 stop12h 20m
Frontier
Deal found 2/2![Frontier logo]()
$275
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:57 pm
SJC
- MIA
1 stop7h 56m
Delta
Fri 3/67:50 am
MIA
- SJC
1 stop8h 02m
Delta
Deal found 2/2![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:50 pm
SJC
- MIA
1 stop10h 02m
Delta
Tue 4/77:05 am
MIA
- SJC
2 stops13h 20m
Delta
Deal found 2/2![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:50 am
SJC
- MIA
1 stop7h 05m
Southwest
Wed 3/1112:55 pm
MIA
- SJC
2 stops10h 40m
Southwest
Deal found 2/2![Southwest logo]()
$332
This American Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/284:20 pm
SJC
- MIA
1 stop9h 43m
American Airlines
Sun 3/85:00 am
MIA
- SJC
1 stop8h 16m
American Airlines
Deal found 2/3![American Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:35 pm
SJC
- MIA
2 stops11h 10m
Southwest
Fri 4/35:10 am
MIA
- SJC
1 stop8h 05m
Southwest
Deal found 2/3![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:00 am
SJC
- MIA
1 stop7h 21m
Delta
Wed 5/274:05 pm
MIA
- SJC
1 stop9h 50m
Delta
Deal found 2/3![Delta logo]()
$339
Best flights from San Jose to Key LargoDiscover carefully curated flight deals from San Jose to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from San Jose to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:57 pm
SJC
- MIA
1 stop7h 56m
Delta
Fri 3/67:50 am
MIA
- SJC
1 stop8h 02m
Delta
Deal found 2/2![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:55 pm
SJC
- MIA
1 stop9h 45m
Southwest
Tue 3/176:30 am
MIA
- SJC
1 stop9h 40m
Southwest
Deal found 2/3![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:20 am
SJC
- MIA
2 stops9h 50m
Southwest
Thu 3/511:35 am
MIA
- SJC
2 stops12h 40m
Southwest
Deal found 2/2![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:35 pm
SJC
- MIA
1 stop7h 14m
Delta
Thu 4/912:59 pm
MIA
- SJC
1 stop10h 25m
Delta
Deal found 2/2![Delta logo]()
$358
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:20 am
SJC
- MIA
2 stops9h 50m
Southwest
Fri 3/611:35 am
MIA
- SJC
2 stops12h 40m
Southwest
Deal found 2/2![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:50 pm
SJC
- MIA
1 stop10h 02m
Delta
Mon 4/67:05 am
MIA
- SJC
1 stop8h 26m
Delta
Deal found 2/2![Delta logo]()
$398
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:20 pm
SJC
- MIA
1 stop7h 15m
Southwest
Mon 3/27:55 am
MIA
- SJC
1 stop9h 55m
Southwest
Deal found 2/1![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:35 pm
SJC
- MIA
1 stop7h 14m
Delta
Fri 4/176:42 am
MIA
- SJC
2 stops11h 26m
Delta
Deal found 2/3![Delta logo]()
$403
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:15 am
SJC
- MIA
1 stop6h 35m
Southwest
Sun 4/266:45 am
MIA
- SJC
1 stop9h 05m
Southwest
Deal found 2/2![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/169:40 pm
SJC
- MIA
1 stop10h 05m
Southwest
Tue 7/285:10 pm
MIA
- SJC
1 stop8h 15m
Southwest
Deal found 2/3![Southwest logo]()
$390
Last-minute flights from San Jose to Key LargoDiscover last-minute flight deals from San Jose to Key Largo. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Key Largo. Data last updated February 4, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:20 pm
SJC
- MIA
1 stop7h 15m
Southwest
Mon 3/27:55 am
MIA
- SJC
1 stop9h 55m
Southwest
Deal found 2/1![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:30 am
SJC
- MIA
1 stop9h 35m
Southwest
Sun 3/86:25 am
MIA
- SJC
1 stop9h 35m
Southwest
Deal found 2/1![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:01 am
SJC
- MIA
1 stop8h 44m
American Airlines
Sun 3/85:00 am
MIA
- SJC
1 stop8h 16m
American Airlines
Deal found 2/2![American Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:57 pm
SJC
- MIA
1 stop7h 56m
Delta
Fri 3/67:50 am
MIA
- SJC
1 stop8h 02m
Delta
Deal found 2/2![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:50 am
SJC
- MIA
2 stops9h 20m
Southwest
Thu 3/53:15 pm
MIA
- SJC
1 stop10h 10m
Southwest
Deal found 2/2![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:20 am
SJC
- MIA
2 stops9h 50m
Southwest
Fri 3/611:35 am
MIA
- SJC
2 stops12h 40m
Southwest
Deal found 2/2![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:50 am
SJC
- MIA
1 stop7h 05m
Southwest
Wed 3/1112:55 pm
MIA
- SJC
2 stops10h 40m
Southwest
Deal found 2/2![Southwest logo]()
$332
This eDestinos deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:39 pm
SJC
- MIA
2 stops27h 08m
Frontier
Thu 3/125:05 am
MIA
- SJC
2 stops31h 20m
Frontier
Deal found 2/2![Frontier logo]()
$351
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:50 am
SJC
- MIA
1 stop7h 05m
Southwest
Mon 3/95:10 am
MIA
- SJC
1 stop8h 05m
Southwest
Deal found 2/2![Southwest logo]()
$387
This CheapOair deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:03 pm
SJC
- MIA
2 stops18h 41m
Alaska Airlines
Wed 3/115:59 pm
MIA
- SJC
1 stop18h 23m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:35 pm
SJC
- MIA
2 stops11h 10m
Southwest
Fri 4/35:10 am
MIA
- SJC
1 stop8h 05m
Southwest
Deal found 2/3![Southwest logo]()
$338
One-way flights from San Jose to Key LargoSearch for one-way flight options from San Jose to Key Largo. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from San Jose to Key Largo. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Deal found 2/2![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:20 pm
SJC
- MIA
1 stop32h 12m
Frontier
Deal found 2/3![Frontier logo]()
$91
This Priceline deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Deal found 2/3![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:35 am
SJC
- MIA
2 stops23h 05m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:29 am
SJC
- MIA
2 stops25h 31m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- MIA
2 stops16h 17m
Frontier
Deal found 2/3![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/98:20 pm
SJC
- MIA
2 stops16h 17m
Frontier
Deal found 2/3![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:20 pm
SJC
- MIA
1 stop32h 12m
Frontier
Deal found 2/1![Frontier logo]()
$108
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:57 pm
SJC
- MIA
1 stop9h 35m
Frontier
Deal found 2/3![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:42 pm
SJC
- MIA
2 stops16h 55m
Frontier
Deal found 2/3![Frontier logo]()
$122
Find flight deals from San Jose to Key Largo
Keep the following information in mind while searching for San Jose to Key Largo flight deals. Data was last updated February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $173 (Kiwi.com) |
One-way from | $90 (Kiwi.com) |
Popular in | November |
Cheapest in | October |
Average price | $432 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose to Key Largo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from San Jose to Key Largo that are best for you.
Fly from
San Jose
Fly to
Key Largo
Route
Depart
Return
Price
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Mon 3/2
1:57 pm-12:53 am
1 stop7h 56m
Miami
Fri 3/6
7:50 am-12:52 pm
1 stop8h 02m
$317
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Sun 3/8
10:55 pm-11:40 am
1 stop9h 45m
Miami
Tue 3/17
6:30 am-1:10 pm
1 stop9h 40m
$317
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Mon 3/2
9:20 am-10:10 pm
2 stops9h 50m
Miami
Thu 3/5
11:35 am-9:15 pm
2 stops12h 40m
$327
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Mon 3/2
9:20 am-10:10 pm
2 stops9h 50m
Miami
Fri 3/6
11:35 am-9:15 pm
2 stops12h 40m
$327
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Thu 4/2
8:35 pm-6:49 am
1 stop7h 14m
Miami
Thu 4/9
12:59 pm-8:24 pm
1 stop10h 25m
$358
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Thu 2/26
1:20 pm-11:35 pm
1 stop7h 15m
Miami
Mon 3/2
7:55 am-2:50 pm
1 stop9h 55m
$383
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Wed 4/22
6:15 am-3:50 pm
1 stop6h 35m
Miami
Sun 4/26
6:45 am-12:50 pm
1 stop9h 05m
$387
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Tue 6/16
9:40 pm-10:45 am
1 stop10h 05m
Miami
Tue 7/28
5:10 pm-10:25 pm
1 stop8h 15m
$390
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Wed 4/1
4:50 pm-5:52 am
1 stop10h 02m
Miami
Mon 4/6
7:05 am-12:31 pm
1 stop8h 26m
$398
San JoseMiami
SJC - MIA
SJCMIA
San Jose
Fri 4/10
8:35 pm-6:49 am
1 stop7h 14m
Miami
Fri 4/17
6:42 am-3:08 pm
2 stops11h 26m
$403
Showing 1-10 of 20 results
Best time to book a flight from San Jose to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from San Jose with our price prediction graph.
SJC-MIA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Jose to Key Largo
SJC-KE9
SJC-MIA
How far ahead should I book a flight from San Jose, California to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from San Jose to Key Largo. Price data was last updated on January 30, 2026.
The best time to book flights from San Jose, California to Key Largo is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Jose, California to Key Largo?
Currently, May is the cheapest month in which you can book a flight from San Jose, California to Key Largo (average of $98). Flying from San Jose, California to Key Largo in April is currently the most expensive (average of $179). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key Largo. Reviews last updated February 4, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from San Jose to Key Largo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Entertainment
7.0
Overall
8.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Related info for your journey
Find useful and relevant information for your journey from San Jose to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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San Jose and Key Largo flights
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Top 8 airlines flying from San Jose to Key Largo
Discover the top 8 airlines that operate flights from San Jose to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$304 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$129 | Average$413 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$183 | Average$324 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$256 | Average$413 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$350 | Average$557 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$440 | Average$732 | FlexibilityNo cancel fee | On-time75% |